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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "components/network_time/network_time_tracker.h" | 5 #include "components/network_time/network_time_tracker.h" |
6 | 6 |
7 #include <memory> | 7 #include <memory> |
8 #include <utility> | |
8 | 9 |
9 #include "base/compiler_specific.h" | 10 #include "base/compiler_specific.h" |
11 #include "base/message_loop/message_loop.h" | |
12 #include "base/strings/stringprintf.h" | |
10 #include "base/test/simple_test_clock.h" | 13 #include "base/test/simple_test_clock.h" |
11 #include "base/test/simple_test_tick_clock.h" | 14 #include "base/test/simple_test_tick_clock.h" |
15 #include "components/client_update_protocol/ecdsa.h" | |
12 #include "components/network_time/network_time_pref_names.h" | 16 #include "components/network_time/network_time_pref_names.h" |
13 #include "components/prefs/testing_pref_service.h" | 17 #include "components/prefs/testing_pref_service.h" |
18 #include "net/http/http_response_headers.h" | |
19 #include "net/test/embedded_test_server/embedded_test_server.h" | |
20 #include "net/test/embedded_test_server/http_response.h" | |
21 #include "net/url_request/url_fetcher.h" | |
22 #include "net/url_request/url_request_test_util.h" | |
14 #include "testing/gtest/include/gtest/gtest.h" | 23 #include "testing/gtest/include/gtest/gtest.h" |
15 | 24 |
16 namespace network_time { | 25 namespace network_time { |
17 | 26 |
18 class NetworkTimeTrackerTest : public testing::Test { | 27 class NetworkTimeTrackerTest : public testing::Test { |
19 public: | 28 public: |
20 ~NetworkTimeTrackerTest() override {} | 29 ~NetworkTimeTrackerTest() override {} |
21 | 30 |
22 void SetUp() override { | 31 NetworkTimeTrackerTest() |
32 : io_thread_("IO thread"), | |
33 clock_(new base::SimpleTestClock), | |
34 tick_clock_(new base::SimpleTestTickClock), | |
35 test_server_(new net::EmbeddedTestServer) { | |
36 base::Thread::Options thread_options; | |
37 thread_options.message_loop_type = base::MessageLoop::TYPE_IO; | |
38 EXPECT_TRUE(io_thread_.StartWithOptions(thread_options)); | |
23 NetworkTimeTracker::RegisterPrefs(pref_service_.registry()); | 39 NetworkTimeTracker::RegisterPrefs(pref_service_.registry()); |
24 | 40 |
25 clock_ = new base::SimpleTestClock(); | 41 tracker_.reset(new NetworkTimeTracker( |
26 tick_clock_ = new base::SimpleTestTickClock(); | 42 std::unique_ptr<base::Clock>(clock_), |
43 std::unique_ptr<base::TickClock>(tick_clock_), &pref_service_, | |
44 new net::TestURLRequestContextGetter(io_thread_.task_runner()))); | |
45 | |
27 // Do this to be sure that |is_null| returns false. | 46 // Do this to be sure that |is_null| returns false. |
28 clock_->Advance(base::TimeDelta::FromDays(111)); | 47 clock_->Advance(base::TimeDelta::FromDays(111)); |
29 tick_clock_->Advance(base::TimeDelta::FromDays(222)); | 48 tick_clock_->Advance(base::TimeDelta::FromDays(222)); |
30 | 49 |
31 tracker_.reset(new NetworkTimeTracker( | |
32 std::unique_ptr<base::Clock>(clock_), | |
33 std::unique_ptr<base::TickClock>(tick_clock_), &pref_service_)); | |
34 | |
35 // Can not be smaller than 15, it's the NowFromSystemTime() resolution. | 50 // Can not be smaller than 15, it's the NowFromSystemTime() resolution. |
36 resolution_ = base::TimeDelta::FromMilliseconds(17); | 51 resolution_ = base::TimeDelta::FromMilliseconds(17); |
37 latency_ = base::TimeDelta::FromMilliseconds(50); | 52 latency_ = base::TimeDelta::FromMilliseconds(50); |
38 adjustment_ = 7 * base::TimeDelta::FromMilliseconds(kTicksResolutionMs); | 53 adjustment_ = 7 * base::TimeDelta::FromMilliseconds(kTicksResolutionMs); |
39 } | 54 } |
40 | 55 |
56 void tearDown() { | |
Ryan Sleevi
2016/04/29 22:54:16
This naming isn't consistent with Chromium. Was th
mab
2016/04/29 23:30:09
... which I guess means this is unnecessary? :-/
| |
57 if (test_server_->Started()) { | |
58 ASSERT_TRUE(test_server_->ShutdownAndWaitUntilComplete()); | |
59 } | |
60 io_thread_.Stop(); | |
61 } | |
62 | |
63 void WaitForFetch() { | |
64 while (tracker_->time_fetcher_) { | |
65 base::MessageLoop::current()->RunUntilIdle(); | |
66 } | |
67 } | |
68 | |
41 // Replaces |tracker_| with a new object, while preserving the | 69 // Replaces |tracker_| with a new object, while preserving the |
42 // testing clocks. | 70 // testing clocks. |
43 void Reset() { | 71 void Reset() { |
44 base::SimpleTestClock* new_clock = new base::SimpleTestClock(); | 72 base::SimpleTestClock* new_clock = new base::SimpleTestClock(); |
45 new_clock->SetNow(clock_->Now()); | 73 new_clock->SetNow(clock_->Now()); |
46 base::SimpleTestTickClock* new_tick_clock = new base::SimpleTestTickClock(); | 74 base::SimpleTestTickClock* new_tick_clock = new base::SimpleTestTickClock(); |
47 new_tick_clock->SetNowTicks(tick_clock_->NowTicks()); | 75 new_tick_clock->SetNowTicks(tick_clock_->NowTicks()); |
48 clock_ = new_clock; | 76 clock_ = new_clock; |
49 tick_clock_= new_tick_clock; | 77 tick_clock_= new_tick_clock; |
50 tracker_.reset(new NetworkTimeTracker( | 78 tracker_.reset(new NetworkTimeTracker( |
51 std::unique_ptr<base::Clock>(clock_), | 79 std::unique_ptr<base::Clock>(clock_), |
52 std::unique_ptr<base::TickClock>(tick_clock_), &pref_service_)); | 80 std::unique_ptr<base::TickClock>(tick_clock_), &pref_service_, |
81 new net::TestURLRequestContextGetter(io_thread_.task_runner()))); | |
82 } | |
83 | |
84 // Returns a valid time response. Update as follows: | |
85 // | |
86 // curl http://clients2.google.com/time/1/current?cup2key=1:123123123 | |
87 // | |
88 // where 1 is the key version and 123123123 is the nonce. Copy the nonce, the | |
89 // response, and the x-cup-server-proof header into the test. | |
90 static std::unique_ptr<net::test_server::HttpResponse> | |
91 GoodTimeResponseHandler(const net::test_server::HttpRequest& request) { | |
92 net::test_server::BasicHttpResponse* response = | |
93 new net::test_server::BasicHttpResponse(); | |
94 response->set_code(net::HTTP_OK); | |
95 response->set_content( | |
96 ")]}'\n" | |
97 "{\"current_time_millis\":1461621971825,\"server_nonce\":-6." | |
98 "006853099049523E85}"); | |
99 response->AddCustomHeader( | |
100 "x-cup-server-proof", | |
101 "304402202e0f24db1ea69f1bbe81da4108f381fcf7a2781c53cf7663cb47083cb5fe8e" | |
102 "fd" | |
103 "022009d2b67c0deceaaf849f7c529be96701ed5f15d5efcaf401a94e0801accc9832:" | |
104 "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"); | |
105 return std::unique_ptr<net::test_server::HttpResponse>(response); | |
106 } | |
107 | |
108 static std::unique_ptr<net::test_server::HttpResponse> | |
109 BadSignatureResponseHandler(const net::test_server::HttpRequest& request) { | |
110 net::test_server::BasicHttpResponse* response = | |
111 new net::test_server::BasicHttpResponse(); | |
112 response->set_code(net::HTTP_OK); | |
113 response->set_content("foo"); | |
114 response->AddCustomHeader("x-cup-server-proof", "dead:beef"); | |
115 return std::unique_ptr<net::test_server::HttpResponse>(response); | |
116 } | |
117 | |
118 static std::unique_ptr<net::test_server::HttpResponse> ErrorResponseHandler( | |
119 const net::test_server::HttpRequest& request) { | |
120 net::test_server::BasicHttpResponse* response = | |
121 new net::test_server::BasicHttpResponse(); | |
122 response->set_code(net::HTTP_INTERNAL_SERVER_ERROR); | |
123 return std::unique_ptr<net::test_server::HttpResponse>(response); | |
124 } | |
125 | |
126 // Helper for verifying signatures over time server responses. Sets the | |
127 // client's internal nonce, which is normally randomly generated, to a | |
128 // predictable value. | |
129 void OverrideNonce(uint32_t nonce) { | |
130 tracker_->query_signer_->request_query_cup2key_ = | |
131 base::StringPrintf("%d:%u", 1 /* key version */, nonce); | |
53 } | 132 } |
54 | 133 |
55 // Updates the notifier's time with the specified parameters. | 134 // Updates the notifier's time with the specified parameters. |
56 void UpdateNetworkTime(const base::Time& network_time, | 135 void UpdateNetworkTime(const base::Time& network_time, |
57 const base::TimeDelta& resolution, | 136 const base::TimeDelta& resolution, |
58 const base::TimeDelta& latency, | 137 const base::TimeDelta& latency, |
59 const base::TimeTicks& post_time) { | 138 const base::TimeTicks& post_time) { |
60 tracker_->UpdateNetworkTime( | 139 tracker_->UpdateNetworkTime( |
61 network_time, resolution, latency, post_time); | 140 network_time, resolution, latency, post_time); |
62 } | 141 } |
63 | 142 |
64 // Advances both the system clock and the tick clock. This should be used for | 143 // Advances both the system clock and the tick clock. This should be used for |
65 // the normal passage of time, i.e. when neither clock is doing anything odd. | 144 // the normal passage of time, i.e. when neither clock is doing anything odd. |
66 void AdvanceBoth(const base::TimeDelta& delta) { | 145 void AdvanceBoth(const base::TimeDelta& delta) { |
67 tick_clock_->Advance(delta); | 146 tick_clock_->Advance(delta); |
68 clock_->Advance(delta); | 147 clock_->Advance(delta); |
69 } | 148 } |
70 | 149 |
71 protected: | 150 protected: |
151 base::Thread io_thread_; | |
152 base::MessageLoop message_loop_; | |
72 base::TimeDelta resolution_; | 153 base::TimeDelta resolution_; |
73 base::TimeDelta latency_; | 154 base::TimeDelta latency_; |
74 base::TimeDelta adjustment_; | 155 base::TimeDelta adjustment_; |
75 base::SimpleTestClock* clock_; | 156 base::SimpleTestClock* clock_; |
76 base::SimpleTestTickClock* tick_clock_; | 157 base::SimpleTestTickClock* tick_clock_; |
77 TestingPrefServiceSimple pref_service_; | 158 TestingPrefServiceSimple pref_service_; |
78 std::unique_ptr<NetworkTimeTracker> tracker_; | 159 std::unique_ptr<NetworkTimeTracker> tracker_; |
160 std::unique_ptr<net::EmbeddedTestServer> test_server_; | |
79 }; | 161 }; |
80 | 162 |
81 TEST_F(NetworkTimeTrackerTest, Uninitialized) { | 163 TEST_F(NetworkTimeTrackerTest, Uninitialized) { |
82 base::Time network_time; | 164 base::Time network_time; |
83 base::TimeDelta uncertainty; | 165 base::TimeDelta uncertainty; |
84 EXPECT_FALSE(tracker_->GetNetworkTime(&network_time, &uncertainty)); | 166 EXPECT_FALSE(tracker_->GetNetworkTime(&network_time, &uncertainty)); |
85 } | 167 } |
86 | 168 |
87 TEST_F(NetworkTimeTrackerTest, LongPostingDelay) { | 169 TEST_F(NetworkTimeTrackerTest, LongPostingDelay) { |
88 // The request arrives at the server, which records the time. Advance the | 170 // The request arrives at the server, which records the time. Advance the |
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124 EXPECT_GT(out_network_time + uncertainty / 2, clock_->Now()); | 206 EXPECT_GT(out_network_time + uncertainty / 2, clock_->Now()); |
125 } | 207 } |
126 | 208 |
127 TEST_F(NetworkTimeTrackerTest, ClockIsWack) { | 209 TEST_F(NetworkTimeTrackerTest, ClockIsWack) { |
128 // Now let's assume the system clock is completely wrong. | 210 // Now let's assume the system clock is completely wrong. |
129 base::Time in_network_time = clock_->Now() - base::TimeDelta::FromDays(90); | 211 base::Time in_network_time = clock_->Now() - base::TimeDelta::FromDays(90); |
130 UpdateNetworkTime(in_network_time - latency_ / 2, resolution_, latency_, | 212 UpdateNetworkTime(in_network_time - latency_ / 2, resolution_, latency_, |
131 tick_clock_->NowTicks()); | 213 tick_clock_->NowTicks()); |
132 | 214 |
133 base::Time out_network_time; | 215 base::Time out_network_time; |
134 EXPECT_TRUE(tracker_->GetNetworkTime(&out_network_time, NULL)); | 216 EXPECT_TRUE(tracker_->GetNetworkTime(&out_network_time, nullptr)); |
135 EXPECT_EQ(in_network_time, out_network_time); | 217 EXPECT_EQ(in_network_time, out_network_time); |
136 } | 218 } |
137 | 219 |
138 TEST_F(NetworkTimeTrackerTest, ClocksDivergeSlightly) { | 220 TEST_F(NetworkTimeTrackerTest, ClocksDivergeSlightly) { |
139 // The two clocks are allowed to diverge a little bit. | 221 // The two clocks are allowed to diverge a little bit. |
140 base::Time in_network_time = clock_->Now(); | 222 base::Time in_network_time = clock_->Now(); |
141 UpdateNetworkTime(in_network_time - latency_ / 2, resolution_, latency_, | 223 UpdateNetworkTime(in_network_time - latency_ / 2, resolution_, latency_, |
142 tick_clock_->NowTicks()); | 224 tick_clock_->NowTicks()); |
143 | 225 |
144 base::TimeDelta small = base::TimeDelta::FromSeconds(30); | 226 base::TimeDelta small = base::TimeDelta::FromSeconds(30); |
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178 EXPECT_EQ(resolution_ + latency_ + adjustment_, uncertainty); | 260 EXPECT_EQ(resolution_ + latency_ + adjustment_, uncertainty); |
179 } | 261 } |
180 | 262 |
181 TEST_F(NetworkTimeTrackerTest, SpringForward) { | 263 TEST_F(NetworkTimeTrackerTest, SpringForward) { |
182 // Simulate the wall clock advancing faster than the tick clock. | 264 // Simulate the wall clock advancing faster than the tick clock. |
183 UpdateNetworkTime(clock_->Now(), resolution_, latency_, | 265 UpdateNetworkTime(clock_->Now(), resolution_, latency_, |
184 tick_clock_->NowTicks()); | 266 tick_clock_->NowTicks()); |
185 tick_clock_->Advance(base::TimeDelta::FromSeconds(1)); | 267 tick_clock_->Advance(base::TimeDelta::FromSeconds(1)); |
186 clock_->Advance(base::TimeDelta::FromDays(1)); | 268 clock_->Advance(base::TimeDelta::FromDays(1)); |
187 base::Time out_network_time; | 269 base::Time out_network_time; |
188 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, NULL)); | 270 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, nullptr)); |
189 } | 271 } |
190 | 272 |
191 TEST_F(NetworkTimeTrackerTest, FallBack) { | 273 TEST_F(NetworkTimeTrackerTest, FallBack) { |
192 // Simulate the wall clock running backward. | 274 // Simulate the wall clock running backward. |
193 UpdateNetworkTime(clock_->Now(), resolution_, latency_, | 275 UpdateNetworkTime(clock_->Now(), resolution_, latency_, |
194 tick_clock_->NowTicks()); | 276 tick_clock_->NowTicks()); |
195 tick_clock_->Advance(base::TimeDelta::FromSeconds(1)); | 277 tick_clock_->Advance(base::TimeDelta::FromSeconds(1)); |
196 clock_->Advance(base::TimeDelta::FromDays(-1)); | 278 clock_->Advance(base::TimeDelta::FromDays(-1)); |
197 base::Time out_network_time; | 279 base::Time out_network_time; |
198 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, NULL)); | 280 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, nullptr)); |
199 } | 281 } |
200 | 282 |
201 TEST_F(NetworkTimeTrackerTest, SuspendAndResume) { | 283 TEST_F(NetworkTimeTrackerTest, SuspendAndResume) { |
202 // Simulate the wall clock advancing while the tick clock stands still, as | 284 // Simulate the wall clock advancing while the tick clock stands still, as |
203 // would happen in a suspend+resume cycle. | 285 // would happen in a suspend+resume cycle. |
204 UpdateNetworkTime(clock_->Now(), resolution_, latency_, | 286 UpdateNetworkTime(clock_->Now(), resolution_, latency_, |
205 tick_clock_->NowTicks()); | 287 tick_clock_->NowTicks()); |
206 clock_->Advance(base::TimeDelta::FromHours(1)); | 288 clock_->Advance(base::TimeDelta::FromHours(1)); |
207 base::Time out_network_time; | 289 base::Time out_network_time; |
208 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, NULL)); | 290 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, nullptr)); |
209 } | 291 } |
210 | 292 |
211 TEST_F(NetworkTimeTrackerTest, Serialize) { | 293 TEST_F(NetworkTimeTrackerTest, Serialize) { |
212 // Test that we can serialize and deserialize state and get consistent | 294 // Test that we can serialize and deserialize state and get consistent |
213 // results. | 295 // results. |
214 base::Time in_network_time = clock_->Now() - base::TimeDelta::FromDays(90); | 296 base::Time in_network_time = clock_->Now() - base::TimeDelta::FromDays(90); |
215 UpdateNetworkTime(in_network_time - latency_ / 2, resolution_, latency_, | 297 UpdateNetworkTime(in_network_time - latency_ / 2, resolution_, latency_, |
216 tick_clock_->NowTicks()); | 298 tick_clock_->NowTicks()); |
217 base::Time out_network_time; | 299 base::Time out_network_time; |
218 base::TimeDelta out_uncertainty; | 300 base::TimeDelta out_uncertainty; |
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230 } | 312 } |
231 | 313 |
232 TEST_F(NetworkTimeTrackerTest, DeserializeOldFormat) { | 314 TEST_F(NetworkTimeTrackerTest, DeserializeOldFormat) { |
233 // Test that deserializing old data (which do not record the uncertainty and | 315 // Test that deserializing old data (which do not record the uncertainty and |
234 // tick clock) causes the serialized data to be ignored. | 316 // tick clock) causes the serialized data to be ignored. |
235 base::Time in_network_time = clock_->Now() - base::TimeDelta::FromDays(90); | 317 base::Time in_network_time = clock_->Now() - base::TimeDelta::FromDays(90); |
236 UpdateNetworkTime(in_network_time - latency_ / 2, resolution_, latency_, | 318 UpdateNetworkTime(in_network_time - latency_ / 2, resolution_, latency_, |
237 tick_clock_->NowTicks()); | 319 tick_clock_->NowTicks()); |
238 | 320 |
239 base::Time out_network_time; | 321 base::Time out_network_time; |
240 EXPECT_TRUE(tracker_->GetNetworkTime(&out_network_time, NULL)); | 322 EXPECT_TRUE(tracker_->GetNetworkTime(&out_network_time, nullptr)); |
241 double local, network; | 323 double local, network; |
242 const base::DictionaryValue* saved_prefs = | 324 const base::DictionaryValue* saved_prefs = |
243 pref_service_.GetDictionary(prefs::kNetworkTimeMapping); | 325 pref_service_.GetDictionary(prefs::kNetworkTimeMapping); |
244 saved_prefs->GetDouble("local", &local); | 326 saved_prefs->GetDouble("local", &local); |
245 saved_prefs->GetDouble("network", &network); | 327 saved_prefs->GetDouble("network", &network); |
246 base::DictionaryValue prefs; | 328 base::DictionaryValue prefs; |
247 prefs.SetDouble("local", local); | 329 prefs.SetDouble("local", local); |
248 prefs.SetDouble("network", network); | 330 prefs.SetDouble("network", network); |
249 pref_service_.Set(prefs::kNetworkTimeMapping, prefs); | 331 pref_service_.Set(prefs::kNetworkTimeMapping, prefs); |
250 Reset(); | 332 Reset(); |
251 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, NULL)); | 333 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, nullptr)); |
252 } | 334 } |
253 | 335 |
254 TEST_F(NetworkTimeTrackerTest, SerializeWithLongDelay) { | 336 TEST_F(NetworkTimeTrackerTest, SerializeWithLongDelay) { |
255 // Test that if the serialized data are more than a week old, they are | 337 // Test that if the serialized data are more than a week old, they are |
256 // discarded. | 338 // discarded. |
257 base::Time in_network_time = clock_->Now() - base::TimeDelta::FromDays(90); | 339 base::Time in_network_time = clock_->Now() - base::TimeDelta::FromDays(90); |
258 UpdateNetworkTime(in_network_time - latency_ / 2, resolution_, latency_, | 340 UpdateNetworkTime(in_network_time - latency_ / 2, resolution_, latency_, |
259 tick_clock_->NowTicks()); | 341 tick_clock_->NowTicks()); |
260 base::Time out_network_time; | 342 base::Time out_network_time; |
261 EXPECT_TRUE(tracker_->GetNetworkTime(&out_network_time, NULL)); | 343 EXPECT_TRUE(tracker_->GetNetworkTime(&out_network_time, nullptr)); |
262 AdvanceBoth(base::TimeDelta::FromDays(8)); | 344 AdvanceBoth(base::TimeDelta::FromDays(8)); |
263 Reset(); | 345 Reset(); |
264 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, NULL)); | 346 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, nullptr)); |
265 } | 347 } |
266 | 348 |
267 TEST_F(NetworkTimeTrackerTest, SerializeWithTickClockAdvance) { | 349 TEST_F(NetworkTimeTrackerTest, SerializeWithTickClockAdvance) { |
268 // Test that serialized data are discarded if the wall clock and tick clock | 350 // Test that serialized data are discarded if the wall clock and tick clock |
269 // have not advanced consistently since data were serialized. | 351 // have not advanced consistently since data were serialized. |
270 base::Time in_network_time = clock_->Now() - base::TimeDelta::FromDays(90); | 352 base::Time in_network_time = clock_->Now() - base::TimeDelta::FromDays(90); |
271 UpdateNetworkTime(in_network_time - latency_ / 2, resolution_, latency_, | 353 UpdateNetworkTime(in_network_time - latency_ / 2, resolution_, latency_, |
272 tick_clock_->NowTicks()); | 354 tick_clock_->NowTicks()); |
273 base::Time out_network_time; | 355 base::Time out_network_time; |
274 EXPECT_TRUE(tracker_->GetNetworkTime(&out_network_time, NULL)); | 356 EXPECT_TRUE(tracker_->GetNetworkTime(&out_network_time, nullptr)); |
275 tick_clock_->Advance(base::TimeDelta::FromDays(1)); | 357 tick_clock_->Advance(base::TimeDelta::FromDays(1)); |
276 Reset(); | 358 Reset(); |
277 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, NULL)); | 359 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, nullptr)); |
278 } | 360 } |
279 | 361 |
280 TEST_F(NetworkTimeTrackerTest, SerializeWithWallClockAdvance) { | 362 TEST_F(NetworkTimeTrackerTest, SerializeWithWallClockAdvance) { |
281 // Test that serialized data are discarded if the wall clock and tick clock | 363 // Test that serialized data are discarded if the wall clock and tick clock |
282 // have not advanced consistently since data were serialized. | 364 // have not advanced consistently since data were serialized. |
283 base::Time in_network_time = clock_->Now() - base::TimeDelta::FromDays(90); | 365 base::Time in_network_time = clock_->Now() - base::TimeDelta::FromDays(90); |
284 UpdateNetworkTime(in_network_time - latency_ / 2, resolution_, latency_, | 366 UpdateNetworkTime(in_network_time - latency_ / 2, resolution_, latency_, |
285 tick_clock_->NowTicks()); | 367 tick_clock_->NowTicks()); |
286 | 368 |
287 base::Time out_network_time; | 369 base::Time out_network_time; |
288 EXPECT_TRUE(tracker_->GetNetworkTime(&out_network_time, NULL)); | 370 EXPECT_TRUE(tracker_->GetNetworkTime(&out_network_time, nullptr)); |
289 clock_->Advance(base::TimeDelta::FromDays(1)); | 371 clock_->Advance(base::TimeDelta::FromDays(1)); |
290 Reset(); | 372 Reset(); |
291 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, NULL)); | 373 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, nullptr)); |
374 } | |
375 | |
376 TEST_F(NetworkTimeTrackerTest, UpdateFromNetwork) { | |
377 base::Time out_network_time; | |
378 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, nullptr)); | |
379 | |
380 test_server_->RegisterRequestHandler( | |
381 base::Bind(&NetworkTimeTrackerTest::GoodTimeResponseHandler)); | |
382 EXPECT_TRUE(test_server_->Start()); | |
383 tracker_->SetTimeServerURL(test_server_->GetURL("/")); | |
384 tracker_->QueryTimeService(); | |
385 OverrideNonce(123123123); | |
386 WaitForFetch(); | |
387 | |
388 EXPECT_TRUE(tracker_->GetNetworkTime(&out_network_time, nullptr)); | |
389 EXPECT_EQ(base::Time::UnixEpoch() + | |
390 base::TimeDelta::FromMilliseconds(1461621971825), | |
391 out_network_time); | |
392 // Should see no backoff in the success case. | |
393 EXPECT_TRUE(tracker_->query_timer_.IsRunning()); | |
394 EXPECT_EQ(base::TimeDelta::FromMinutes(60), | |
395 tracker_->query_timer_.GetCurrentDelay()); | |
396 } | |
397 | |
398 TEST_F(NetworkTimeTrackerTest, NoNetworkQueryWhileSynced) { | |
399 base::Time in_network_time = clock_->Now(); | |
400 UpdateNetworkTime(in_network_time, resolution_, latency_, | |
401 tick_clock_->NowTicks()); | |
402 tracker_->QueryTimeService(); | |
403 EXPECT_EQ(nullptr, tracker_->time_fetcher_); // No query should be started. | |
404 } | |
405 | |
406 TEST_F(NetworkTimeTrackerTest, UpdateFromNetworkBadSignature) { | |
407 test_server_->RegisterRequestHandler( | |
408 base::Bind(&NetworkTimeTrackerTest::BadSignatureResponseHandler)); | |
409 EXPECT_TRUE(test_server_->Start()); | |
410 tracker_->SetTimeServerURL(test_server_->GetURL("/")); | |
411 tracker_->QueryTimeService(); | |
412 OverrideNonce(123123123); | |
413 WaitForFetch(); | |
414 | |
415 base::Time out_network_time; | |
416 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, nullptr)); | |
417 EXPECT_TRUE(tracker_->query_timer_.IsRunning()); | |
418 } | |
419 | |
420 TEST_F(NetworkTimeTrackerTest, UpdateFromNetworkServerError) { | |
421 test_server_->RegisterRequestHandler( | |
422 base::Bind(&NetworkTimeTrackerTest::ErrorResponseHandler)); | |
423 EXPECT_TRUE(test_server_->Start()); | |
424 tracker_->SetTimeServerURL(test_server_->GetURL("/")); | |
425 tracker_->QueryTimeService(); | |
426 WaitForFetch(); | |
427 | |
428 base::Time out_network_time; | |
429 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, nullptr)); | |
430 // Should see backoff in the error case. | |
431 EXPECT_TRUE(tracker_->query_timer_.IsRunning()); | |
432 EXPECT_EQ(base::TimeDelta::FromMinutes(120), | |
433 tracker_->query_timer_.GetCurrentDelay()); | |
434 } | |
435 | |
436 TEST_F(NetworkTimeTrackerTest, UpdateFromNetworkLargeResponse) { | |
437 test_server_->RegisterRequestHandler( | |
438 base::Bind(&NetworkTimeTrackerTest::GoodTimeResponseHandler)); | |
439 EXPECT_TRUE(test_server_->Start()); | |
440 tracker_->SetTimeServerURL(test_server_->GetURL("/")); | |
441 | |
442 base::Time out_network_time; | |
443 | |
444 tracker_->SetMaxResponseSize(3); | |
445 tracker_->QueryTimeService(); | |
446 OverrideNonce(123123123); | |
447 WaitForFetch(); | |
448 EXPECT_FALSE(tracker_->GetNetworkTime(&out_network_time, nullptr)); | |
449 | |
450 tracker_->SetMaxResponseSize(1024); | |
451 tracker_->QueryTimeService(); | |
452 OverrideNonce(123123123); | |
453 WaitForFetch(); | |
454 EXPECT_TRUE(tracker_->GetNetworkTime(&out_network_time, nullptr)); | |
292 } | 455 } |
293 | 456 |
294 } // namespace network_time | 457 } // namespace network_time |
OLD | NEW |